spends the first part of the week in the battleground state of nevada where he'll be practicing with john kerry, and president obama will be practicing with rob port man who is playing president balm. >>> president obama and milt romney face to face as american voters weigh the choices. the first presidential debate starting wednesday night october 3. watch it live right here at 7:00 eastern time on cnn and on cnn.com. >>> police in winter springs florida are investigating a deadly shooting this morning outside a veteran of foreign wars lodge. our affiliate says a group of bikers was getting ready for a charity motorcycle ride when a group of armed suspects showed up and opened fire. two people were killed and one injured. >>> what happened to two tennessee children before fire destroyed their house? that's what police are trying to figure out this hour. their home burned down a week ago, but still no trace of 7-year-old gauge daniel and 9-year-old klee woe leverette. susan kacandiotti is following this story. >> investigators are using dogs to coffer a wider area around the house. what's